401(k) · DOL Form 5500 · 2023

Interdigital, Inc. 401(k) Plan

Data updated 2026-08-25

$127M
Total assets Near avg plan size
229
Participants Below avg headcount
93rd
Percentile by assets National rank
$555,334
Avg per participant High balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Interdigital Savings and Protection Plan · Sponsored by Interdigital, Inc. · Delaware · Professional & Technical Services

$127M in assets, 229 participants

Interdigital, Inc.'s Interdigital Savings and Protection Plan reported $127M in total assets and 229 participants in its 2023 DOL Form 5500 filing, ranking in the 93rd percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #19,096 in Professional & Technical Services (20,321 peers)

Coverage in Delaware

Interdigital Savings and Protection Plan covers 229 participants in Delaware, about 43% of the average Delaware filer (state average ~536 per filing). Assets: $127M.

#19,096
in Professional & Technical Services (20,321 peers)
+20.6%
assets growth YoY
1.3×
vs typical plan assets (national mean)

Interdigital Savings and Protection Plan's outsized position by total assets

Interdigital Savings and Protection Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$127,171,544 Top 7% higher than 93% of 127,068 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

Interdigital Savings and Protection Plan among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Interdigital Savings and Protection Plan sits mid-pack in the medium band (229 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Interdigital Savings and Protection Plan reported net income rose from -$25M in the plan year 2022 filing to $22M in the plan year 2023 filing.
  • Interdigital Savings and Protection Plan end-of-year assets rose from $105M in the plan year 2022 filing to $127M in the plan year 2023 filing.
  • Interdigital Savings and Protection Plan reported participants fell from 246 in the plan year 2022 filing to 229 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Form 5500 schedule snapshot

Filing strip 824936666 · Interdigital, Inc. PY 2023 · 401(k)

Interdigital Savings and Protection Plan · $127M · 229 · 93rd

  • BOY $127M
  • SCH 229
  • EBSA 93rd
  • PART 401(k)
  • TYPE near Confederated Tribes of the Umatilla Indian Reservation 401(k) Profit Sharing Plan and Trust
  • NET ind #19096

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Professional & Technical Services retirement plans → · Plans in Delaware →

Interdigital Savings and Protection Plan in the asset neighbourhood

The Campbell Clinic, P.C. Employees' Retirement Plan and TrustThe Campbell Clinic, P.C. Em…$127MGreat Plains Manufacturing Inc. Profit Sharing 401(k) PlanGreat Plains Manufacturing I…$127MConfederated Tribes of the Umatilla Indian Reservation 401(k) Profit Sharing Plan and TrustConfederated Tribes of the U…$127MInterdigital Savings and Protection PlanInterdigital Savings and Pro…$127MTonkon Torp LLP Profit Sharing and 401(k) PlanTonkon Torp LLP Profit Shari…$127M
End-of-year total assets ($M) among Interdigital Savings and Protection Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Delaware filing particulars

Total Assets (Beginning of Year)$105M
Net Assets (End of Year)$127M
Net Income$22M
Employer EIN824936666
Plan Effective Date1985-02-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Interdigital, Inc.)

Sponsor-wide plan assets over time

All Interdigital, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$138M 31.034196802859913% vs 2022
2024 filing year
$100M$110M$120M$130M$140M$150M 202220232024 $105M $138M ▲ +31.0%
Year Plans Participants Total Assets
2022 1 246 $105M
2023 1 229 $127M
2024 1 222 $138M

Nearby 401(k) Plans in Delaware

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Interdigital Savings and Protection Plan vs. nearby 401(k) plans in Delaware, assets vs. participants Scatter plot of 6 data points. -5000050001000015000 -202468 Total assets ($B) Participants Interdigital Savings and Protection Plan, Total assets ($B): 0.127171544 · Participants: 229Interdigital Savings and Protection PlanAstrazeneca Savings and Security Plan, Total assets ($B): 7.59933241 · Participants: 13734Astrazeneca Savings and Security PlanRetirement Savings Plan, Total assets ($B): 6.839304585 · Participants: 9968Retirement Savings PlanDupont Retirement Savings Plan, Total assets ($B): 3.237107237 · Participants: 9918Dupont Retirement Savings PlanWl Gore & Associates, Inc. 401(k) Plan, Total assets ($B): 1.797467724 · Participants: 8557Wl Gore & Associates, Inc. 401(k) PlanAshland Employee Savings Plan, Total assets ($B): 1.267144025 · Participants: 1647Ashland Employee Savings Plan
Interdigital Savings and Protection Plan vs. nearby 401(k) plans in Delaware, assets vs. participants
Compare Interdigital Savings and Protection Plan side-by-side with 3 peers →

Interdigital Savings and Protection Plan's out-of-state 401(k) peers by assets and headcount

Outside Delaware, the nearest 401(k) by assets is Confederated Tribes of the Umatilla Indian Reservation 401(k) Profit Sharing Plan and Trust in OR ($127M); by covered participants it is P3 Health Partners 401(k) Plan in NV (229 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (229 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Interdigital Savings and Protection Plan assets move in 2023? ▼
Interdigital Savings and Protection Plan grew sharply - up 20.6% during 2023, from $105M to $127M. Reported net income was $22M.
How have Interdigital, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Interdigital, Inc.'s sponsor-wide assets grew 31.0%, from $105M to $138M.
Where does Interdigital Savings and Protection Plan rank by assets among Form 5500 filers? ▼
Interdigital Savings and Protection Plan ranks in the 93rd percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Interdigital Savings and Protection Plan? ▼
Among 401(k) plans in other states, the closest by assets is Confederated Tribes of the Umatilla Indian Reservation 401(k) Profit Sharing Plan and Trust in OR ($127M, 2,176 participants).
Which 401(k) plans cover a similar participant headcount to Interdigital Savings and Protection Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is P3 Health Partners 401(k) Plan in NV (229 participants, $2M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 824936666.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.